One of the huge mistakes people make is that they try to force an interest on themselves. You don't choose your passions; your passions choose you.
I'm skeptical of any mission that has advertisers at its centerpiece.
If you only do things where you know the answer in advance, your company goes away.
Everything you are comes from your choices.
In the end, we are our choices.
I try to spend my time on areas that I think are important for the future, and where I think I can add value.